Intel Core i5-8400H vs Intel Xeon Gold 5318S

Last updated:

CPU comparison with benchmarks


Intel Core i5-8400H CPU1 vs CPU2 Intel Xeon Gold 5318S
Intel Core i5-8400H Intel Xeon Gold 5318S

CPU comparison

Intel Core i5-8400H or Intel Xeon Gold 5318S - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i5-8400H has 4 cores with 8 threads and clocks with a maximum frequency of 4.20 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i5-8400H was released in Q2/2018.

The Intel Xeon Gold 5318S has 24 cores with 48 threads and clocks with a maximum frequency of 3.40 GHz. The CPU supports up to 6144 GB of memory in 8 memory channels. The Intel Xeon Gold 5318S was released in Q2/2021.
Intel Core i5 (331) Family Intel Xeon Gold (163)
Intel Core i 8000H (6) CPU group Intel Xeon Gold 5300/6300 (21)
8 Generation 3
Coffee Lake H Architecture Ice Lake
Mobile Segment Desktop / Server
-- Predecessor --
Intel Core i5-9400H Successor --

CPU Cores and Base Frequency

The Intel Core i5-8400H is a 4 core processor with a clock frequency of 2.50 GHz (4.20 GHz). The Intel Xeon Gold 5318S has 24 CPU cores with a clock frequency of 2.10 GHz (3.40 GHz).

Intel Core i5-8400H Characteristic Intel Xeon Gold 5318S
4 Cores 24
8 Threads 48
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.50 GHz Frequency 2.10 GHz
4.20 GHz Turbo Frequency (1 Core) 3.40 GHz
3.70 GHz Turbo Frequency (All Cores) 2.80 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core i5-8400H Characteristic Intel Xeon Gold 5318S
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

Intel HD Graphics 630 GPU no iGPU
0.30 GHz GPU frequency --
1.10 GHz GPU (Turbo) --
9.5 GPU Generation --
14 nm Technology
3 Max. displays
24 Compute units --
192 Shader --
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory --
12 DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel HD Graphics 630 GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core i5-8400H supports a maximum of 64 GB of memory in 2 memory channels. The Intel Xeon Gold 5318S can connect up to 6144 GB of memory in 8 memory channels.

Intel Core i5-8400H Characteristic Intel Xeon Gold 5318S
DDR4-2666 Memory DDR4-2933
64 GB Max. Memory 6144 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
42.7 GB/s Max. Bandwidth 187.6 GB/s
No ECC Yes
-- L2 Cache --
8.00 MB L3 Cache 36.00 MB
3.0 PCIe version 4.0
16 PCIe lanes 64
15.8 GB/s PCIe Bandwidth 126.0 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i5-8400H has a TDP of 45 W, that of the Intel Xeon Gold 5318S is 165 W.

Intel Core i5-8400H Characteristic Intel Xeon Gold 5318S
45 W TDP (PL1 / PBP) 165 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core i5-8400H has a 8.00 MB cache, while the Intel Xeon Gold 5318S cache has a total of 36.00 MB.

Intel Core i5-8400H Characteristic Intel Xeon Gold 5318S
14 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
BGA 1440 Socket LGA 4189
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q2/2018 Release date Q2/2021
-- Release price 1667 $
show more data show more data


Rate these processors

Here you can rate the Intel Core i5-8400H to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the Intel Xeon Gold 5318S to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-8400H Intel Core i5-8400H
4C 8T @ 4.20 GHz
1081 (100%)
Intel Xeon Gold 5318S Intel Xeon Gold 5318S
24C 48T @ 3.40 GHz
0 (0%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-8400H Intel Core i5-8400H
4C 8T @ 3.70 GHz
3534 (100%)
Intel Xeon Gold 5318S Intel Xeon Gold 5318S
24C 48T @ 2.80 GHz
0 (0%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i5-8400H Intel Core i5-8400H
4C 8T @ 4.20 GHz
1296 (100%)
Intel Xeon Gold 5318S Intel Xeon Gold 5318S
24C 48T @ 3.40 GHz
0 (0%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i5-8400H Intel Core i5-8400H
4C 8T @ 3.70 GHz
3826 (100%)
Intel Xeon Gold 5318S Intel Xeon Gold 5318S
24C 48T @ 2.80 GHz
0 (0%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i5-8400H Intel Core i5-8400H
Intel HD Graphics 630 @ 1.10 GHz
422 (100%)
Intel Xeon Gold 5318S Intel Xeon Gold 5318S
@ 0.00 GHz
0 (0%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i5-8400H Intel Core i5-8400H
4C 8T @ 3.70 GHz
7902 (100%)
Intel Xeon Gold 5318S Intel Xeon Gold 5318S
24C 48T @ 2.80 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-8400H Intel Core i5-8400H
4C 8T @ 4.20 GHz
178 (100%)
Intel Xeon Gold 5318S Intel Xeon Gold 5318S
24C 48T @ 3.40 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-8400H Intel Core i5-8400H
4C 8T @ 3.70 GHz
819 (100%)
Intel Xeon Gold 5318S Intel Xeon Gold 5318S
24C 48T @ 2.80 GHz
0 (0%)

Devices using this processor

Intel Core i5-8400H Intel Xeon Gold 5318S
Unknown Unknown

Popular comparisons containing this CPUs

1. Intel Core i5-8400Intel Core i5-8400H Intel Core i5-8400 vs Intel Core i5-8400H
2. Intel Core i5-8400HIntel Core i7-8750H Intel Core i5-8400H vs Intel Core i7-8750H
3. Intel Core i5-8400HIntel Core i5-8300H Intel Core i5-8400H vs Intel Core i5-8300H
4. Intel Core i5-8400HIntel Core i7-8550U Intel Core i5-8400H vs Intel Core i7-8550U
5. Intel Core i5-8400HIntel Core i7-8850H Intel Core i5-8400H vs Intel Core i7-8850H
6. Intel Core i5-8400HIntel Core i7-8705G Intel Core i5-8400H vs Intel Core i7-8705G
7. Intel Core i5-8400HIntel Core i7-6700K Intel Core i5-8400H vs Intel Core i7-6700K
8. Intel Core i5-8400HIntel Core i7-7700 Intel Core i5-8400H vs Intel Core i7-7700
9. Intel Core i5-2500kIntel Core i5-8400H Intel Core i5-2500k vs Intel Core i5-8400H
10. Intel Core i5-8400HIntel Core i7-4790 Intel Core i5-8400H vs Intel Core i7-4790


back to index